Jayda is mixing pink paint by mixing 3.5 quarts of red paint with three-quarter cup of white paint how much red paint should be mixed with 6 cups of white paint to make her shade of pink?

100,000 random people were tested for condition a. roberto's doctor told him he tested positive for condition a. if the test is 99% accurate and condition a is rare—one out of every thousand people have it. what is the probability that testing positive means roberto has condition a? 99.0% 1% 9% 99.9%